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The radius of a circle is 9 1/4 mm. what is the circumference in terms of pi?

The radius of a circle is 9 1/4 mm. what is the circumference in terms of pi?
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The radius of a circle is 9 1/4 mm. what is the circumference in terms of pi?

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User Garry English
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2 Answers

3 votes
hey, user, the answer is

C=18.5pi


hope this helped
answered
User Gerald
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8.5k points
3 votes
The formula to find the circumference of a circle is C=2*pi*r.
Substitute 9 1/4 or 9.25 for r.
C=2*pi*r
C=2*pi*9.25
C=18.5pi
The circumference of the circle would be 18.5pi.
answered
User Jhorton
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8.0k points
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